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Vulnerability record · CVE-2015-0242 · published 27 January 2020

CVE-2015-0242: Postgresql out-of-bounds write vulnerability

Postgresql · Postgresql

Stack-based buffer overflow in the *printf function implementations in PostgreSQL before 9.0.19, 9.1.x before 9.1.15, 9.2.x before 9.2.10, 9.3.x before 9.3.6, and 9.4.x before 9.4.1, when running on a Windows system, allows remote authenticated users to cause a denial of service (crash) and possibly execute arbitrary code via a floating point number with a large precision, as demonstrated by using the to_char function.

8.8 CVSS 3.1 High EPSS 5.1% · top 7.9% CWE-787 · Out-of-bounds write
8.8CVSS 3.1 base score, v2 6.5
5.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
14References
17 Jun 2026Last modified by NVD

Description

Stack-based buffer overflow in the *printf function implementations in PostgreSQL before 9.0.19, 9.1.x before 9.1.15, 9.2.x before 9.2.10, 9.3.x before 9.3.6, and 9.4.x before 9.4.1, when running on a Windows system, allows remote authenticated users to cause a denial of service (crash) and possibly execute arbitrary code via a floating point number with a large precision, as demonstrated by using the to_char function.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.debian.org/security/2015/dsa-3155 Third Party Advisory
http://www.postgresql.org/about/news/1569/ Vendor Advisory
http://www.postgresql.org/docs/9.4/static/release-9-4-1.html Release NotesVendor Advisory
http://www.postgresql.org/docs/current/static/release-9-0-19.html Release NotesVendor Advisory
http://www.postgresql.org/docs/current/static/release-9-1-15.html Release NotesVendor Advisory
http://www.postgresql.org/docs/current/static/release-9-2-10.html Release NotesVendor Advisory
http://www.postgresql.org/docs/current/static/release-9-3-6.html Release NotesVendor Advisory
http://www.debian.org/security/2015/dsa-3155 Third Party Advisory
http://www.postgresql.org/about/news/1569/ Vendor Advisory
http://www.postgresql.org/docs/9.4/static/release-9-4-1.html Release NotesVendor Advisory
http://www.postgresql.org/docs/current/static/release-9-0-19.html Release NotesVendor Advisory
http://www.postgresql.org/docs/current/static/release-9-1-15.html Release NotesVendor Advisory
http://www.postgresql.org/docs/current/static/release-9-2-10.html Release NotesVendor Advisory
http://www.postgresql.org/docs/current/static/release-9-3-6.html Release NotesVendor Advisory

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Source: NIST National Vulnerability Database (record CVE-2015-0242), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.